Robertus insignis O. Pickard-Cambridge 1908

are preyed upon by

• Global Biotic Interactions: Paederus (Paederus) riparius (Linnaeus 1758)
• Global Biotic Interactions: Paederus (Paederus) riparius (Linnaeus 1758)
• Global Biotic Interactions: Rugilus (Rugilus) rufipes Germar 1836
• Global Biotic Interactions: Euaesthetus ruficapillus (Lacordaire 1835)
• Global Biotic Interactions: Rugilus (Rugilus) rufipes Germar 1836

prey on

• Global Biotic Interactions: Armadillidium vulgare (Latreille 1804) (mustapallosiira)
• Global Biotic Interactions: Chaetarthria seminulum (Herbst 1797)
• Global Biotic Interactions: Pterostichus (Pseudomaseus) minor (Gyllenhal 1827) (pikkusysikiitäjäinen)
• Global Biotic Interactions: Armadillidium pictum Brandt 1833
• Global Biotic Interactions: Chartoscirta cincta (Herrich-Schaeffer 1841)